德望學校 – S1數學 1B Chapter 12 Introduction to Statistics and Statistical Charts – CQ (16-21)

Good Hope School – S1 Maths Exam Question (by-topic)
1B Chapter 12 Introduction to Statistics and Statistical Charts – CQ (16-21)

德望學校 數學 中一考試 歷屆試題 (by-topic)

Simple Statistical Diagrams and Graphs (I) Conventional Questions (16-21)

數學試卷 只供溫習、操卷之用。

試卷答案:

  1. a) 15
    b) 20%
    c) 5
  2. a) a = 5, b = 2
    b) It is not possible.
  3. a) $4500
    b) $750
  4. a) Friday, $22500   or 22.5 thousand dollars
    b) Friday, 8°C
    c) Yes, from Monday to Friday, the lower the average temperature, the higher the sales of
    electric heaters.
  5. a) 

    b) I disagree.  This is because Kenji has more records that are more than 30s.

 

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